package P042_UtilClassNoInstantiation;

/**
 * @author xufy1
 */
public final class MathUtil {
    public String address="hello";

    private MathUtil(){
        throw new Error("不允许实例化");
    }
    public static int MathUtilTest(){
        System.out.println("打印数组 8.。。。。。。");
        return  8;
    }
}
